Engine Controls - Trouble Shooting - No Codes
- Introduction
- Model Identification
- Connecting Socket Box
- Component/Circuit Identification
- Me-SFI Control Module Connector Identification
- Symptoms
- Notes
- Engine Is Difficult To Start & Acceleration Is Poor When Cold
- Engine Does Not Start
- Voltage Supply From Base Module To Right Cylinder Bank ME-SFI Control Module (N3/12) Missing
- Voltage Supply From Base Module To Left Cylinder Bank ME-SFI Control Module (N3/11) Missing
- Right Cylinder Bank ME-SFI Control Module (N3/12) DAS Malfunction
- Left Cylinder Bank ME-SFI Control Module (N3/11) DAS Malfunction
- Fuel Pump
- No Compression Pressure As Oil Pressure Too High
- Ignition Voltage Insufficient
- Engine Does Not Idle Smoothly
- Engine Output Is Poor
- Three-Way Catalytic Converter Flow Too Low
- Right Cylinder Bank O2S (Before TWC)
- Left Cylinder Bank O2S (Before TWC)
- Right Cylinder Bank ECT Sensor (B11/10)
- Left Cylinder Bank ECT Sensor (B11/9)
- Right Cylinder Bank Hot-Film Mass Airflow (MAF) Sensor (B2/7)
- Left Cylinder Bank Hot-Film Mass Airflow (MAF) Sensor (B2/6)
- Right Cylinder Head Camshaft Control
- Left Cylinder Head Camshaft Control
- Engine Does Not Run Smoothly (Shudders)
- Engine Does Not Run Smoothly (Misfire)
- Engine Surges Following Cold Start
- Transition Fault During Warm-Up
- Transition Fault When Warm Or High Fuel Consumption
- Engine Jolts
- Signal Pattern Identification